Finding the Fourth Proportional to 527,602.99, 728,343.22 and 353,473.04
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Solution
The fourth proportional to 527,602.99, 728,343.22 and 353,473.04 is: 487,961.02
Step by Step Solution
- Step 1: Write the proportion equation
527,602.99 : 728,343.22 = 353,473.04 : x - Step 2: Convert to fraction form
527,602.99/728,343.22 = 353,473.04/x - Step 3: Cross multiply
527,602.99x = 728,343.22 × 353,473.04 - Step 4: Simplify right side
527,602.99x = 257,449,692,136.79 - Step 5: Solve for x
x = 257,449,692,136.79/527,602.99 - Step 6: Final answer
x = 487,961.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.